/* 页面标题区域 */
        .page-header {
            margin-top: 120px;
            padding: 80px 0 40px;
            position: relative;
            overflow: hidden;
        }
        
        .page-header::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
           
            z-index: -1;
        }
        
        .page-header-content {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }
        
        .page-header h1 {
            font-size: 2.8rem;
            margin-bottom: 20px;
            background: linear-gradient(90deg, #fff, var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1.3;
            font-weight: 700;
        }
        
        .article-meta {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 20px;
            margin-bottom: 30px;
            color: #94a3b8;
            font-size: 0.95rem;
        }
        
        .article-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        
        .article-meta i {
            color: var(--accent);
        }
        
        .article-tags {
            display: flex;
            justify-content: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        
        .article-tag {
            background: rgba(64, 115, 250, 0.2);
            color: var(--accent);
            padding: 6px 15px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
        }

        /* 主要内容区域 */
        .article-container {
            display: flex;
            gap: 40px;
            margin: 40px auto 80px;
        }
        
        .article-content {
            flex: 1;
            background: rgba(30, 41, 59, 0.6);
            border-radius: 20px;
            padding: 40px;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(64, 115, 250, 0.3);
        }
        
        .article-image {
            width: 100%;
            height: 400px;
            object-fit: cover;
            border-radius: 15px;
            margin-bottom: 30px;
        }
        
        .article-body {
            line-height: 1.8;
            color: #cbd5e1;
            font-size: 1.1rem;
            color: #cbd5e1 !important;
        }
        
        .article-body h2 {
            font-size: 1.8rem;
            margin: 40px 0 20px;
            color: var(--accent);
            position: relative;
            padding-left: 15px;
        }
        
        .article-body h2::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0.4em;
            height: 0.8em;
            width: 5px;
            background: var(--accent);
            border-radius: 2px;
        }
        
        .article-body p {
            margin-bottom: 20px;
            color: #cbd5e1 !important;
        }
       .article-body a,.article-body span {color: #cbd5e1 !important;}
        .article-body blockquote {
            border-left: 4px solid var(--accent);
            padding: 15px 20px;
            margin: 25px 0;
            background: rgba(64, 115, 250, 0.1);
            border-radius: 0 8px 8px 0;
            font-style: italic;
        }
        
        .article-body img {
            max-width: 100%;
            border-radius: 10px;
            margin: 20px 0;
            border: 1px solid rgba(64, 115, 250, 0.3);
        }
        
        /* 侧边栏 */
        .article-sidebar {
            width: 300px;
        }
        
        .sidebar-card {
            background: rgba(30, 41, 59, 0.6);
            border-radius: 20px;
            padding: 25px;
            margin-bottom: 30px;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(64, 115, 250, 0.3);
        }
        
        .sidebar-title {
            font-size: 1.3rem;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
            display: flex;
            align-items: center;
        }
        
        .sidebar-title::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }
        
        .sidebar-title i {
            color: var(--accent);
            margin-right: 10px;
        }
        
        .category-list {
            list-style: none;
        }
        
        .category-list li {
            margin-bottom: 12px;
            padding-bottom: 12px;
            border-bottom: 1px dashed rgba(64, 115, 250, 0.3);
        }
        
        .category-list li:last-child {
            margin-bottom: 0;
            padding-bottom: 0;
            border-bottom: none;
        }
        
        .category-list a {
            color: #94a3b8;
            text-decoration: none;
            transition: all 0.3s ease;
            display: flex;
            justify-content: space-between;
        }
        
        .category-list a:hover {
            color: var(--accent);
        }
        
        .category-list .count {
            background: rgba(64, 115, 250, 0.2);
            color: var(--accent);
            padding: 2px 8px;
            border-radius: 10px;
            font-size: 0.8rem;
        }
        
        .popular-articles {
            list-style: none;
        }
        
        .popular-articles li {
            display: flex;
            margin-bottom: 20px;
            align-items: flex-start;
        }
        
        .popular-articles li:last-child {
            margin-bottom: 0;
        }
        
        .popular-img {
            width: 80px;
            height: 60px;
            border-radius: 8px;
            object-fit: cover;
            margin-right: 15px;
            flex-shrink: 0;
        }
        
        .popular-content {
            flex: 1;
        }
        
        .popular-content h4 {
            font-size: 0.95rem;
            margin-bottom: 5px;
            line-height: 1.4;
        }
        
        .popular-content a {
            color: var(--light);
            text-decoration: none;
            transition: all 0.3s ease;
        }
        
        .popular-content a:hover {
            color: var(--accent);
        }
        
        .popular-content .date {
            color: #94a3b8;
            font-size: 0.8rem;
        }
        
        /* 轮播 */
        .ad-carousel {
            border-radius: 15px;
            overflow: hidden;
            position: relative;
            height: 250px;
        }
        
        .ad-slide {
            height: 250px;
            display: flex;
            align-items: center;
            justify-content: center;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        
        .ad-slide::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(15, 23, 42, 0.7);
        }
        
        .ad-content {
            position: relative;
            z-index: 1;
            text-align: center;
            padding: 20px;
            max-width: 80%;
        }
        
        .ad-content h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
            color: white;
        }
        
        .ad-content p {
            color: #cbd5e1;
            margin-bottom: 20px;
        }
        
        .ad-btn {
            background: linear-gradient(90deg, var(--primary), var(--accent));
            color: white;
            border: none;
            padding: 8px 25px;
            border-radius: 30px;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        
        .ad-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 201, 255, 0.4);
        }
        
        .carousel-controls {
            position: absolute;
            bottom: 15px;
            left: 0;
            right: 0;
            display: flex;
            justify-content: center;
            gap: 10px;
            z-index: 10;
        }
        
        .carousel-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.5);
            cursor: pointer;
            transition: all 0.3s ease;
        }
        
        .carousel-dot.active {
            background: var(--accent);
            transform: scale(1.2);
        }
        
        /* 上一篇下一篇 */
        .article-navigation {
            display: flex;
            justify-content: space-between;
            margin-top: 50px;
            border-top: 1px solid rgba(64, 115, 250, 0.3);
            padding-top: 30px;
        }
        
        .nav-btn {
            display: flex;
            align-items: center;
            gap: 15px;
            text-decoration: none;
            color: var(--light);
            transition: all 0.3s ease;
            max-width: 45%;
            padding: 15px;
            border-radius: 15px;
            background: rgba(30, 41, 59, 0.4);
        }
        
        .nav-btn:hover {
            background: rgba(64, 115, 250, 0.2);
            transform: translateY(-3px);
        }
        
        .nav-btn.prev {
            text-align: left;
        }
        
        .nav-btn.next {
            text-align: right;
            flex-direction: row-reverse;
        }
        
        .nav-btn i {
            font-size: 1.5rem;
            color: var(--accent);
            flex-shrink: 0;
        }
        
        .nav-content h4 {
            font-size: 1rem;
            color: #94a3b8;
            margin-bottom: 5px;
        }
        
        .nav-content h3 {
            font-size: 1.1rem;
            font-weight: 600;
        }
        
      

        /* 响应式调整 */
        @media (max-width: 992px) {
           
            .article-container {
                flex-direction: column;
            }
            
            .article-sidebar {
                width: 100%;
                display: grid;
                grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
                gap: 30px;
            }
            
            .sidebar-card {
                margin-bottom: 0;
            }
        }

        @media (max-width: 768px) {
            .page-header {
                margin-top: 100px;
                padding: 50px 0 30px;
            }
            
            .page-header h1 {
                font-size: 2rem;
            }
            
            .article-meta {
                flex-direction: column;
                gap: 10px;
            }
            
           
            
            .article-content {
                padding: 25px;
            }
            
            .article-image {
                height: 300px;
            }
            
            .article-navigation {
                flex-direction: column;
                gap: 20px;
            }
            
            .nav-btn {
                max-width: 100%;
            }
        }
        
        @media (max-width: 480px) {
            .page-header h1 {
                font-size: 1.8rem;
            }
            
            .article-image {
                height: 200px;
            }
            
            .article-body h2 {
                font-size: 1.5rem;
            }
        }

        /* 动画效果 */
        @keyframes float {
            0% { transform: translateY(0px); }
            50% { transform: translateY(-20px); }
            100% { transform: translateY(0px); }
        }

        .floating {
            animation: float 6s ease-in-out infinite;
        }

        .pulse {
            display: inline-block;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(0, 201, 255, 0.7); }
            70% { box-shadow: 0 0 0 20px rgba(0, 201, 255, 0); }
            100% { box-shadow: 0 0 0 0 rgba(0, 201, 255, 0); }
        }
        
        /* 移动端底部导航菜单 */
        .mobile-bottom-nav {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            background: rgba(15, 23, 42, 0.75);
            backdrop-filter: blur(10px);
            border-top: 1px solid rgba(64, 115, 250, 0.3);
            display: none;
            z-index: 1000;
        }
        
        .nav-items {
            display: flex;
            justify-content: space-around;
            padding: 10px 0;
        }
        
        .nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 8px 15px;
            border-radius: 15px;
            color: #94a3b8;
            transition: all 0.3s ease;
            position: relative;
        }
        
        .nav-item.active {
            color: var(--accent);
        }
        
        .nav-item i {
            font-size: 1.5rem;
            margin-bottom: 5px;
        }
        
        .nav-item span {
            font-size: 0.8rem;
        }
        
        .nav-item.service-item {
            position: relative;
        }
        
        /* 服务子菜单 */
        .service-submenu {
            position: absolute;
            bottom: 70px;
            left: 0;
            width: 100%;
            background: rgba(15, 23, 42, 0.95);
            backdrop-filter: blur(15px);
            border-radius: 20px 20px 0 0;
            box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.3);
            transform: translateY(100%);
            opacity: 0;
            visibility: hidden;
            transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            padding: 20px 0;
            z-index: 999;
        }
        
        .service-submenu.active {
            transform: translateY(0);
            opacity: 1;
            visibility: visible;
        }
        
        .submenu-item {
            display: flex;
            align-items: center;
            padding: 15px 20px;
            color: #cbd5e1;
            transition: all 0.3s ease;
        }
        
        .submenu-item i {
            font-size: 1.2rem;
            width: 30px;
            color: var(--accent);
            margin-right: 15px;
        }
        
        .submenu-item:hover {
            background: rgba(64, 115, 250, 0.2);
            color: var(--accent);
            padding-left: 25px;
        }
        
        .submenu-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            backdrop-filter: blur(5px);
            z-index: 998;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
        }
        
        .submenu-overlay.active {
            opacity: 1;
            visibility: visible;
        }
        
        /* 仅在移动端显示底部导航 */
        @media (max-width: 768px) {
            .mobile-bottom-nav {
                display: block;
            }
            
            body {
                padding-bottom: 70px;
            }
        }